president obama has expressed condolences to the tsa and the city of los angeles. bianna, a lot of grief out here this morning. and a lot of questions. >> cecilia, thank you. >>> the most burning question is, of course, why. overnight we've been gathering information about the suspect, paul ciancia. he mentioned homicide in text messages to his family. and we know he was carrying notes that indicated he has anti-government views. for more on this, let's go to abc's chief justice correspondent, pierre thomas, in washington. pierre, good morning. >> reporter: good morning, dan. law enforcement sources say ciancia carried a note with him, expressing anti-government sentiments, suggesting he expected to die in the airport confrontation. and our sources tell us, in the notes, the suspect details specific anger and frustration with the tsa. last night, the fbi searched his home in los angeles. and focused on his hometown of pennsville, new jersey. we spoke to the pennsville, police, who offered details on the young man's state of mind. turns out family members had called